First, what is the title and author of the work to which you refer?
Answer:
A
Explanation:
A has less structure and is ''free''.
The plural form of roof is roofs.
Although there are many words where f would become v, like in hooves, this is not one of those cases.
Answer:hold up I have to do some research
Explanation:
Answer:
The 1st
Explanation:
They used them for food, clothes, shoes etc.